The correct answer is Stem.Jute: Jute is a natural fibre produced from plants, also called as the 'Golden fibre' due to its shiny golden colour. Jute is one of the longest and most used natural fibre for various textile applications. Jute is extracted from the bark of the white jute plant (Corchorus capsularis) and to a lesser extent from tossa jute (C. olitorius).It is a natural fibre with a golden and silky shine and hence called the Golden Fibre.Jute is an annual crop taking about 120 days (April/May-July/August) to grow.It thrives in tropical lowland areas with humidity of 60% to 90%.Jute is a rain-fed crop with little need for fertilizer or pesticides. Jute is one of the most affordable natural fibres and is considered second only to cotton in the amount produced and variety of uses of vegetable fibres. The jute crop is grown in nearly 83 districts of seven states - West Bengal, Assam, Orissa, Bihar, Uttar Pradesh, Tripura and Meghalaya.West Bengal alone accounts for over 50% of raw Jute production.Bihar ranks 2nd in terms of Jute production.